using Microsoft.Extensions.Logging;

namespace TaskScheduler.Infrastructure.Services;

/// <summary>
/// 邮件服务接口
/// </summary>
public interface IEmailService
{
    /// <summary>
    /// 发送邮件
    /// </summary>
    /// <param name="to">收件人</param>
    /// <param name="subject">主题</param>
    /// <param name="body">正文</param>
    /// <returns>是否发送成功</returns>
    Task<bool> SendEmailAsync(string to, string subject, string body);
}

/// <summary>
/// 邮件服务实现（示例）
/// </summary>
public class EmailService : IEmailService
{
    private readonly ILogger<EmailService> _logger;
    private readonly IHttpClientFactory _httpClientFactory;

    public EmailService(ILogger<EmailService> logger, IHttpClientFactory httpClientFactory)
    {
        _logger = logger;
        _httpClientFactory = httpClientFactory;
    }

    public async Task<bool> SendEmailAsync(string to, string subject, string body)
    {
        try
        {
            _logger.LogInformation("发送邮件到 {To}, 主题: {Subject}", to, subject);
            
            // 这里是示例代码，实际使用时需要集成真实的邮件服务
            // 例如：SendGrid, MailKit, 或使用 SMTP
            await Task.Delay(100); // 模拟发送邮件
            
            _logger.LogInformation("邮件发送成功");
            return true;
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "邮件发送失败");
            return false;
        }
    }
}

